its very simple just add the zeros that you need
how do you write 1250 feet
250 to 1
12.5 = 1250%
16.08% = 201/1250
One thousand, two hundred fifty.
One thousand, two hundred fifty.
one thousand two hundred and fifty
Twelve hundred and fifty - 1250.
2,000,000,000
28,390,000,000
-260,000,000
21,700,000,000